Practice Question and Answer
8Q: The probabilities that a student will receive an A, B, C or D grade are 0.4, 0.3 , 0.2 and 0.1 respectively. Find the probability that a student will receive Atleast B grade. 2388 05b5cc7d0e4d2b41977751227
5b5cc7d0e4d2b41977751227- 10.21false
- 20.3false
- 30.7true
- 4None of thesefalse
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Answer : 3. "0.7"
Explanation :
Answer: C) 0.7 Explanation: P(atleast B) = P( B or A) = P(B) + P(A) = (0.3) + (0.4) = 0.7
Q: Who wrote the social contract? 2388 05b5cc669e4d2b4197774bf68
5b5cc669e4d2b4197774bf68- 1Jean-Jacques Rousseautrue
- 2Immanuel Kantfalse
- 3John Lockefalse
- 4Voltairefalse
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Answer : 1. "Jean-Jacques Rousseau"
Explanation :
Answer: A) Jean-Jacques Rousseau Explanation: Jean-Jacques Rousseau (1712–1778), in his influential 1762 treatise The Social Contract, outlined a different version of social contract theory, as the foundations of political rights based on unlimited popular sovereignty.
Q: 10 examples of computer hardware? 2388 05b5cc619e4d2b4197774b72d
5b5cc619e4d2b4197774b72d- Show AnswerHide Answer
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Answer :
Explanation :
A computer system consists of two major elements: hardware and software. Computer hardware is the collection of all the parts you can physically touch. Computer software, on the other hand, is not something you can touch. Software is a set of instructions for a computer to perform specific operations. You need both hardware and software for a computer system to work. 10 examples of computer hardware are :: 1. Monitor 2. Motherboard 3. CPU(Microprocessor) 4. Main memory(RAM) 5. Expansion cards 6. Power supply unit 7. Optical disc drive 8. Hard disk drive (HDD) 9. Keyboard 10. Mouse
Q: Select the related word/letters/number from the given alternatives.
15 : 60 : : 11 : ?
2388 061123d5ae60c1d4cec21f6f3
61123d5ae60c1d4cec21f6f315 : 60 : : 11 : ?
- 150false
- 244true
- 349false
- 446false
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Answer : 2. "44"
Q: What is the SI unit of electric charge?
2388 05ebe25ebf51fcb2168f7290b
5ebe25ebf51fcb2168f7290b- 1Voltsfalse
- 2Coulombfalse
- 3Kelvintrue
- 4Kilogramfalse
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Answer : 3. "Kelvin"
Q: Who launched a pan-India number: 112 for Women Safety along with Minister for Women and Child Development Maneka Gandhi?
2388 15d8c9e83930fae7829f2e7c5
5d8c9e83930fae7829f2e7c5- 1Shri Rajnath Singhtrue
- 2Smt Sushma Swarajfalse
- 3Shri Venkaiah Naidufalse
- 4Smt Nirmala Sitharamanfalse
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Answer : 1. "Shri Rajnath Singh"
Q: The sum of 17 consecutive numbers is 289. The sum of another 10 consecutive numbers, whose first term is 5 more than the average of the first set of consecutive numbers is:
2388 05ff835a4f160821c22babeeb
5ff835a4f160821c22babeeb- 1300false
- 2285false
- 3315false
- 4265true
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Answer : 4. "265"
Q: Rohit purchased 12 kg of oranges for a total price of ₹480 and 18 kg of guavas at 30 per kg. What cost of the fruits purchased by Rohit?
2388 064225cba2b960e1a4180e2bf
64225cba2b960e1a4180e2bf- 136.00false
- 234.00true
- 337.20false
- 438.20false
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